The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 15, 2001
Filed:
Jul. 10, 1997
Norio Ebihara, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A near video-on-demand (NVOD) system and method for incorporating and/or updating a commercial (CM) or promotion video program or the like in a video program. The NVOD system may include a controller, a high-speed digital reproducing device for reproducing at a high rate a plurality of video-on-demand system recording data divided from digital data of a main program and recorded at discrete areas, an additional information program data server for reproducing data of an additional information program such as data of a CM video program, a promotion video program, or like, a buffer device for selectively writing the video-on-demand system recording data from the high-speed digital reproducing device and reading the video-on-demand system recording data, and matrix switcher for selectively outputting main program data from the buffer device and additional information data from the additional information program data server, and sequentially transmitting the main program data with the additional information data incorporated at M locations therein to a number of channels.